Pressure cooker



FIG. 1 is a perspective view of the pressure cooker showing my new design;

FIG. 2 is a front view showing my invention;

FIG. 3 is a back view showing my invention;

FIG. 4 is a top view showing my invention;

FIG. 5 is a side view showing my invention;

FIG. 6 is the other side view showing my invention; and,

FIG. 7 is a bottom view showing my invention. 

The ornamental design of the pressure cooker, as shown. 